Omnesys Platform Lead

Citi; Mumbai; On-site; INR 2,500,000 - 4,500,000; Full time

Job summary

Citi in Mumbai seeks a Senior Infrastructure Specialist to ensure high availability and performance of our HFT infrastructure. You will manage multi-tier environments, automate batch workflows with Autosys, and support FIX connectivity for equities and derivatives desks.

The role requires 7+ years in production/infrastructure within capital markets, strong Linux/Windows skills, and experience with monitoring and incident tools. This is a full-time on-site position in Mumbai.

Qualifications

• 7+ years of experience in production support or infrastructure operations within Capital Markets / Investment Banking.
• Bachelor’s degree in Engineering (Electronics & Telecommunications, Computer Science, or a related technical field).
• Strong Linux/Unix and Windows admin and troubleshooting skills.

Responsibilities

• Manage multi-tier UAT and Production environments, ensuring stability and readiness for trading activities.
• Design, configure, monitor, and troubleshoot batch jobs using Autosys to automate workflows.
• Perform daily SOD/EOD activities on Linux to guarantee environment availability for live trading.
• Query and manage relational databases (SQL, Postgres, Oracle) to fetch data and support warehousing.
• Lead FIX connectivity enhancements and onboarding, testing, and certification of FIX algos.
• Provide L1/L2 production support to trading desks and coordinate exchange connectivity tasks.
• Liaise with vendors and internal dev teams to resolve complex issues and deploy fixes.
• Utilize monitoring tools like ITRS Geneos and manage incidents via ServiceNow/Jira.

Skills

Linux/Unix administration

Shell scripting

Autosys

FIX protocols

SQL

PostgreSQL

Oracle

Windows admin

ITRS Geneos

ServiceNow

Jira

Omnesys

Traderpath

Gatelab HFT

Education

Bachelor's degree in Engineering

Tools

Autosys

ITRS Geneos

Job description

Position Overview

We are seeking a highly skilled and experienced Senior Infrastructure & Specialist to join our India Equities Technology team. In this role, you will be responsible for ensuring the high availability, reliability, and performance of our mission-critical, high-frequency trading (HFT) infrastructure and applications.

Key Responsibilities

1. Infrastructure & Environment Management

• Environment Maintenance: Manage and maintain multi-tier UAT and Production environments, ensuring system stability, configuration consistency, and readiness for daily trading activities.
• Batch Scheduling & Automation: Design, configure, monitor, and troubleshoot batch jobs using Autosys to automate critical operational workflows and data processing.
• System Operations: Perform daily Start of Day (SOD) and End of Day (EOD) activities on Linux systems to guarantee environment availability for live trading.
• Database Support: Query and manage relational databases (SQL, Postgres, Oracle) to fetch data, analyze table partitions, and support data warehousing requirements.

2. Application & Connectivity Support

• FIX Connectivity Management: Lead the functional enhancement, configuration, and monitoring of the FIX connectivity platform. Manage client onboarding, UAT testing, and certification of FIX algos.
• Trading Desk Support: Provide on-floor L1/L2 production support to high-touch trading desks for equities, futures, and options, as well as DMA and algorithmic trading desks.
• Exchange Connectivity: Coordinate and execute exchange connectivity tasks, including uploading exchange files, margin/position files, and participating in regular exchange mock trading sessions (e.g., NSE/BSE).
• Vendor & Developer Collaboration: Act as the primary technical liaison with third-party application vendors (e.g., Omnesys, Traderpath) and internal development teams to resolve complex application bugs and deploy backend fixes.

3. Monitoring, Incident & Change Management

• Proactive Monitoring: Utilize enterprise monitoring tools such as ITRS Geneos to track system health, latency, and connectivity, proactively addressing alerts before they impact the business.
• Incident Resolution: Own and manage production incidents from detection through to resolution. Perform root cause analysis (RCA) and raise/track tickets in ServiceNow and Jira.
• Change & Release Management: Schedule, coordinate, and deploy production changes, software packages, and drivers on servers during non-market hours, adhering to strict change control policies.
• Regulatory Reporting: Ensure timely processing and transfer of operational and transaction files (e.g., OTR files) to regulatory bodies (e.g., SEBI) and clients.

Required Technical Skills & Qualifications

Experience & Education

• Experience: Minimum of 7+ years of experience in production support, application support, or infrastructure operations within the Capital Markets / Investment Banking domain.
• Education: Bachelor’s degree in Engineering (Electronics & Telecommunications, Computer Science, or a related technical field).

Technical Competencies

• Operating Systems: Strong administration and troubleshooting skills in Linux/Unix and Windows environments.
• Scripting: Proficiency in Unix Shell Scripting for task automation, log analysis, and data extraction.
• Protocols: Deep understanding of FIX Protocols (session and application levels) and FIX configuration.
• Databases: Solid experience writing SQL queries and working with Postgres, Oracle, or SQL Server.
• Tools & Applications:
• Scheduling: Autosys
• Monitoring: ITRS Geneos
• Ticketing/Collaboration: ServiceNow, Jira
• Trading Applications: Experience with trading platforms (e.g., Omnesys, Traderpath, Gatelab HFT, Bloomberg) is highly desirable.

Soft Skills & Domain Knowledge

• Domain Expertise: Comprehensive understanding of capital markets, equity/derivatives trading lifecycles, and high-frequency trading (HFT) concepts.
• Stakeholder Management: Ability to collaborate effectively with diverse stakeholders, including Institutional Sales, Execution Traders, QA, Compliance, and external vendors.
• Problem‑Solving: Exceptional analytical skills with the ability to perform under pressure during live market hours.

Job Family Group

Technology

Job Family

Infrastructure

Time Type

Full time

Most Relevant Skills

Please see the requirements listed above.

Other Relevant Skills

For complementary skills, please see above and/or contact the recruiter.

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